Street sign



FIG. 1 is a top perspective view of a street sign, showing my new design;

FIG. 2 is a fragmentary perspective view of the top portion of the street sign of FIG. 1, shown removed from the sign for ease of disclosure; and,

FIG. 3 is a top plan view thereof.

The broken lines in the drawings depict environmental structure, which forms no part of the claimed design. 

The ornamental design for a street sign, as shown and described. 